Add debug logs and fix versioning

.github/workflows/post-merge.yml

@@ -29,16 +29,26 @@ jobs:
           export NEW_VERSION=$(date +%Y%m%d)-$REVISION_ID
           echo "Setting version to $NEW_VERSION"
           echo "NEW_VERSION=$NEW_VERSION" >> $GITHUB_ENV
-          mvn versions:set -DnewVersion=$NEW_VERSION
+          mvn versions:set -DnewVersion=$NEW_VERSION -DgenerateBackupPoms=false
           mvn versions:commit
 
+      - name: Debug Git Changes
+        run: |
+          git status
+          git diff pom.xml
+
       - name: Create new branch and commit changes
         run: |
           git config user.name "GitHub Actions Bot"
           git config user.email "actions@github.com"
           git checkout -b update-version-${{ env.NEW_VERSION }}
           git add pom.xml
-          git commit -m "Update project version to ${{ env.NEW_VERSION }}"
+          if git status --porcelain | grep .; then
+            git commit -m "Update project version to ${{ env.NEW_VERSION }}"
+          else
+            echo "No changes to commit. Exiting."
+            exit 0
+          fi
 
       - name: Push changes to new branch
         run: |
@@ -51,4 +61,12 @@ jobs:
           title: "Update project version to ${{ env.NEW_VERSION }}"
           body: "Automated version update by GitHub Actions."
           branch: update-version-${{ env.NEW_VERSION }}
-          base: main
+          base: main
+
+      - name: Enable Pull Request Automerge
+        if: steps.cpr.outputs.pull-request-number != ''
+        uses: peter-evans/enable-pull-request-automerge@v3
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          pull-request-number: ${{ steps.cpr.outputs.pull-request-number }}
+          merge-method: merge